B Set 21 Unknown

This page uses a content type that does not have a custom renderer yet. Raw structured data is shown below.

{
    "contentData": {
        "operation": "clock-math",
        "subject": "clock-math",
        "difficulty": "medium",
        "config": {
            "difficulty": "medium",
            "clockMode": "quarter-hour",
            "maxNumber": 10
        },
        "problems": [
            {
                "id": 1,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 5, minute hand at 12 minutes]",
                "answer": "5:12",
                "correctAnswer": "5:12",
                "difficulty": "medium"
            },
            {
                "id": 2,
                "type": "clock-math",
                "subType": "add-time",
                "question": "25 minutes after 7:58 = ?",
                "answer": "8:23",
                "correctAnswer": "8:23",
                "difficulty": "medium"
            },
            {
                "id": 3,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 7, minute hand at 43 minutes]",
                "answer": "7:43",
                "correctAnswer": "7:43",
                "difficulty": "medium"
            },
            {
                "id": 4,
                "type": "clock-math",
                "subType": "add-time",
                "question": "30 minutes after 6:43 = ?",
                "answer": "7:13",
                "correctAnswer": "7:13",
                "difficulty": "medium"
            },
            {
                "id": 5,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "12 minutes before 6:52 = ?",
                "answer": "6:40",
                "correctAnswer": "6:40",
                "difficulty": "medium"
            },
            {
                "id": 6,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 8, minute hand at 39 minutes]",
                "answer": "8:39",
                "correctAnswer": "8:39",
                "difficulty": "medium"
            },
            {
                "id": 7,
                "type": "clock-math",
                "subType": "add-time",
                "question": "41 minutes after 10:53 = ?",
                "answer": "11:34",
                "correctAnswer": "11:34",
                "difficulty": "medium"
            },
            {
                "id": 8,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 8, minute hand at 46 minutes]",
                "answer": "8:46",
                "correctAnswer": "8:46",
                "difficulty": "medium"
            },
            {
                "id": 9,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 2:54 to 3:03?",
                "answer": 9,
                "correctAnswer": "9",
                "difficulty": "medium"
            },
            {
                "id": 10,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 10:21 to 11:40?",
                "answer": 79,
                "correctAnswer": "79",
                "difficulty": "medium"
            },
            {
                "id": 11,
                "type": "clock-math",
                "subType": "add-time",
                "question": "34 minutes after 11:08 = ?",
                "answer": "11:42",
                "correctAnswer": "11:42",
                "difficulty": "medium"
            },
            {
                "id": 12,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 1, minute hand at 14 minutes]",
                "answer": "1:14",
                "correctAnswer": "1:14",
                "difficulty": "medium"
            },
            {
                "id": 13,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 7:01 to 7:12?",
                "answer": 11,
                "correctAnswer": "11",
                "difficulty": "medium"
            },
            {
                "id": 14,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 8, minute hand at 28 minutes]",
                "answer": "8:28",
                "correctAnswer": "8:28",
                "difficulty": "medium"
            },
            {
                "id": 15,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 11:52 to 12:38?",
                "answer": 46,
                "correctAnswer": "46",
                "difficulty": "medium"
            },
            {
                "id": 16,
                "type": "clock-math",
                "subType": "add-time",
                "question": "13 minutes after 2:10 = ?",
                "answer": "2:23",
                "correctAnswer": "2:23",
                "difficulty": "medium"
            },
            {
                "id": 17,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 1, minute hand at 56 minutes]",
                "answer": "1:56",
                "correctAnswer": "1:56",
                "difficulty": "medium"
            },
            {
                "id": 18,
                "type": "clock-math",
                "subType": "add-time",
                "question": "66 minutes after 7:28 = ?",
                "answer": "8:34",
                "correctAnswer": "8:34",
                "difficulty": "medium"
            },
            {
                "id": 19,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 1:20 to 2:56?",
                "answer": 96,
                "correctAnswer": "96",
                "difficulty": "medium"
            },
            {
                "id": 20,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 8:19 to 9:46?",
                "answer": 87,
                "correctAnswer": "87",
                "difficulty": "medium"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "outputTargets": {
        "screen": true,
        "print": true,
        "pdf": true,
        "answerKey": true
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}